Criticizes you in a 'jokey' or 'only saying it because I care' way but the criticisms hurt and he's dismissive if you tell him that.
Is threatened by your successes (dismissive, underhandedly critical)
Is threatened by your friends (critical, always finds reasons for you not to see them)
Is threatened by your family (as above)
After talking to him on the phone you feel worse about yourself
Critical in his view of women in general or sees them as either idealised or b*hes)
How does he handle minor humiliations? Can he laugh them off? Can he even admit to them?
Secretive about his friends/family or gives you reasons why you can't meet any of them ie everyone close to him lives abroad/works for MI5...
You only have his mobile number and he often doesn't pick up and calls you back or insists that you'd be best texting him
Frequently cancels dates at the last minute
Gets angry or patronising if you question anything that doesn't quite add up